package com.heima.search.service.impl;

import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.search.dtos.UserSearchDto;
import com.heima.model.user.pojos.ApUser;
import com.heima.search.pojos.ApAssociateWords;
import com.heima.search.service.ApAssociateWordsService;
import com.heima.utils.thread.AppThreadLocalUtil;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.util.List;

@Service
public class ApAssociateWordsServiceImpl implements ApAssociateWordsService {

    @Autowired
    private MongoTemplate mongoTemplate;

    @Override
    public ResponseResult search(UserSearchDto dto) {

        //1.检查参数
        if(StringUtils.isBlank(dto.getSearchWords())){
            return ResponseResult.errorResult(AppHttpCodeEnum.PARAM_REQUIRE);
        }
        //2.分页检查
        if(dto.getPageSize() > 20){
            dto.setPageSize(20);
        }

        List<ApAssociateWords> apAssociateWordsList = mongoTemplate.find(Query.query(Criteria.where("associateWords")
                .regex(".*?\\" + dto.getSearchWords() + ".*"))
                .limit(dto.getPageSize()), ApAssociateWords.class);

        return ResponseResult.okResult(apAssociateWordsList);
    }
}
